#3D42C2相关的系统推荐颜色搭配（系统根据明暗和色调推荐的颜色）
#7B3DC2 #BD3DC2 #C23D84 #C23D42 #C27B3D #C2BD3D #84C23D #42C23D #3DC27B #3DC2BD #3D84C2 #6C6FD0 #9A9DDF #D0CD6C #DFDD9A
#3D42C2相关的相邻颜色（颜色轻微变化，相似度极高）
#3D42C0 #3D42C1 #3D42C3 #3D42C4 #3D42C5 #3D42C6 #3D42C7 #3D42C8 #3D42C9 #3D42CA #3D42CB #3D42CC #3D42CD #3D42CE #3D42CF